STMicroelectronics STM32L151RE Manual page 74

Electrical characteristics
Peripheral
SYSCFG & RI
TIM9
TIM10
TIM11
APB2
(2)
ADC
SPI1
USART1
GPIOA
GPIOB
GPIOC
GPIOD
GPIOE
GPIOF
GPIOG
AHB
GPIOH
CRC
FLASH
DMA1
DMA2
All enabled
I
DD (RTC)
I
DD (LCD)
(3)
I
DD (ADC)
(4)
I
DD (DAC)
I
DD (COMP1)
Slow mode
I
DD (COMP2)
Fast mode
(5)
I
DD (PVD / BOR)
I
DD (IWDG)
1. Data based on differential I
following conditions: f
HCLK
power run/sleep), f
APB1
both cases. No I/O pins toggling.
2. HSI oscillator is OFF for this measure.
74/134
Table 24. Peripheral current consumption
Typical consumption, V
Range 1,
V =
CORE
1.8 V
VOS[1:0] = 01
2.9
8.2
6.2
6.2
9.5
4.8
8.2
6.3
6.3
6.3
8.1
6.7
5.9
7.2
1.7
0.8
21.6
16.8
15.7
222
measurement between all peripherals OFF an one peripheral with clock enabled, in the
DD
= 32 MHz (range 1), f
HCLK
= f , f = f , default prescaler value for each peripheral. The CPU is in Sleep mode in
HCLK APB2 HCLK
DocID025433 Rev 8
(1)
= 3.0 V, T
DD
Range 2, Range 3,
V = V
CORE CORE
1.5 V 1.2 V
VOS[1:0] = 10 VOS[1:0] = 11
2.4 2.0
6.9 5.5
5.1 4.1
5.1 4.1
7.9 6.2
3.9 3.2
6.9 5.4
5.3 4.1
5.3 4.1
5.2 4.1
6.8 5.4
5.7 4.5
4.9 3.9
6.1 4.9
1.4 1.1
0.7 0.5
18.1 16.0
14.5 11.5
13.6 10.8
184 160
0.4
3.1
1450
340
0.16
2
5
2.6
0.25
= 16 MHz (range 2), f
HCLK
STM32L151xE STM32L152xE
(continued)
= 25 °C
A
= Low-power
sleep and run
2.4
6.9
5.1
5.1
7.9
3.9
6.9
5.3
5.3
5.2
6.8
5.7
4.9
6.1
1.4
0.7
-
(6)
14.5
13.6
165.9
= 4 MHz (range 3), f = 64kHz (Low-
HCLK
Unit
µA/MHz
(f )
HCLK
µA